How Do I Reset My Garmin Depth Finder?

Having trouble with your Garmin depth finder can be a hassle, especially when you’re eager to get out on the water.

Resetting electronic devices is a common and often simple solution for many technical issues.

Our guide will walk you through resetting your Garmin depth finder step by step, making it as easy as possible.

Keep reading—clarity awaits!

A person resets a Garmin depth finder on a fishing boat.
A person resets a Garmin depth finder on a fishing boat.

Key Takeaways

  • To reset your Garmin depth finder, first power it off, and then press and hold the Home and Power buttons until you see “Delete all user data.”
  • For specific models like ECHOMAP™ Plus or STRIKER™ Plus, follow the same steps, but ensure to refer to your model’s manual for any unique instructions.
  • The blue wire in the device is for NMEA 2000 data communication, while the brown wire connects to a positive voltage source for power. Be cautious not to mix these up during setup.
  • Troubleshooting tips include checking connections, inspecting the power source, reviewing settings, performing soft resets, updating software, clearing internal memory, utilizing backup data if available, and adjusting tuner settings manually for better sonar performance.
  • Always back up important navigation information, such as waypoints, before resetting your device so you can restore any lost data after the reset.

Understanding Your Garmin Depth Finder

A person navigating a boat using a Garmin depth finder.
A person navigating a boat using a Garmin depth finder.

Your Garmin depth finder is a sophisticated device that uses sonar technology to reveal what’s beneath your boat. It provides you with crucial information about the underwater environment, showing structures, objects, and changes in depth.

As an essential tool for navigation and fishing, it helps you avoid shallow areas that could damage your vessel and locate ideal spots for casting lines. The screen displays readings from transducers that emit sound waves downward; these signals bounce back when they hit a solid surface like the ocean floor or a school of fish.

To make full use of this technology, familiarize yourself with its features, such as the automatic identification system (AIS), digital selective calling (DSC), and waypoint management, which allow safe navigation through waters while marking important locations.

Know how to access system information for updates or troubleshooting if necessary. Understanding how to capture screenshots can help you save snapshots of important findings without interrupting your journey on water.

Next up are steps to reset your Garmin Depth Finder should any issues arise or when looking to restore default settings for a fresh start.

Steps to Reset Garmin Depth Finder

A person resetting a Garmin depth finder on a boat in a calm lake.
A person resetting a Garmin depth finder on a boat in a calm lake.

If you’re encountering glitches or want a fresh start with your Garmin depth finder, resetting the device is a straightforward process. This crucial step restores the system to factory settings, wiping away all previous configurations and user data, ensuring you can begin anew with accurate readings and functionality.

Power off the device.

First, ensure your Garmin depth finder is not busy with any navigation tasks or saving crucial data. Then, proceed to power off the unit completely. This step is essential, as it prepares the device for a fresh start and prevents any potential issues that could arise from resetting while it’s still running.

Shut down the device by pressing and holding the power button until the screen turns off. Make sure all lights and sounds are no longer active, confirming that your depth finder has fully powered down.

This action clears its current state, making it ready for reset steps that will restore default settings and clear previously stored waypoints, tracks, or user data, such as screenshots or custom navaids you’ve entered into its memory.

Press and Hold Home and Power Buttons

Having powered off the device, you’re now ready to initiate the reset process on your Garmin depth finder. Press and hold both the Home and Power buttons simultaneously. This action will signal your device to start resetting its configuration back to factory settings.

Keep pressing firmly but gently until a prompt appears on screen instructing you to “Delete all user data.” It’s crucial that you maintain this button hold without interruption; releasing too early can abort the reset procedure, leaving your previous settings intact.

This step effectively erases any personal adjustments, waypoints, or navigation charts you’ve customized, reverting everything back to when it first came out of the box.

Continue holding until “Delete all users” appears.

Keep the Home and Power buttons firmly pressed. Your Garmin depth finder will start its internal processes to prepare for a reset. During this time, don’t let go of the buttons; releasing them too soon may interrupt the process, and you’ll have to start over.

Hold on with patience, as it might take a few seconds longer than expected.

Persistence is key here; continue clutching those buttons tightly until you see the prompt “Delete all users” flash across your device’s screen. This is your cue that it’s time to proceed with clearing all personal settings and data from your depth finder, restoring it back to factory defaults.

Once this option appears, follow through with the on-screen instructions carefully to complete the reset before moving into resetting specific Garmin models like ECHOMAP™ Plus or STRIKER™ Plus.

Resetting Specific Garmin Models

Discover how to tailor the reset process for your particular Garmin model, ensuring a smooth and efficient return to default settings that will have you ready for your next maritime adventure in no time.


Resetting your Garmin ECHOMAP™ Plus is a straightforward process that restores the device configuration to its original factory settings. Begin by turning off the unit completely.

Then, press and simultaneously hold both the power button and the home button. Release these buttons as soon as the prompt ‘Delete all user data’ becomes visible on your screen. This action wipes clean any personal data, custom settings, or waypoints you may have entered.

Next up on our guide is tackling reset instructions for another model in Garmin’s line-up: the STRIKER™ Plus. Stay tuned to get your device back on track with ease!


Resetting your STRIKER™ Plus model involves a process distinct from other Garmin depth finders. Begin by turning off the device to prepare it for the reset sequence. Next, simultaneously press and hold both the power button and the home key.

Your screen will display a prompt asking you to confirm if you want to delete all user data. Release these buttons immediately upon seeing this message.

If your STRIKER™ Plus has Wi-Fi capabilities, ensure that you’ve backed up important files like waypoints or routes before initiating this procedure, as it will erase them from your device’s memory.

The depth finder should then reboot with factory settings restored, allowing you to configure your preferences anew without previous configurations complicating gybing or tacking while out on the water.

Keep in mind that any custom tunings made specifically for different fishing environments will also be lost and must be reapplied after the reset is complete.

Understanding the Wiring: What Are the Blue and Brown Wires?

The blue and brown wires in your Garmin depth finder are vital for proper device operation. Blue wires typically serve as NMEA 2000 data lines, which allow the depth finder to communicate with other onboard electronics, sharing information like water depth and temperature.

Brown wires usually provide power; they connect to a positive voltage source, ensuring your device gets the necessary electricity to perform its functions.

Carefully connecting these wires is crucial during setup or when resetting settings on your Garmin device. It’s important not to mix them up, as reversing the connections could harm your system or cause malfunctions.

Always check the manual for your specific model if you’re unsure about wiring details—each model might have slightly different instructions that are important to follow for safe and correct installation.

Tips for Troubleshooting Common Issues

Navigating through common issues with your Garmin depth finder need not be a daunting task. Equipped with the right tips, you can quickly identify and solve many problems that might arise.

  1. Check Connections: Ensure all cables are securely connected to your device and there are no loose or damaged wires. A disconnected blue or brown wire may be responsible for power or data transmission issues.
  2. Inspect Power Source: Verify that your Garmin depth finder is receiving adequate power; this can include checking batteries or ensuring a proper connection to a boat’s electrical system.
  3. Review Settings: Sometimes, the issue may stem from accidentally altered settings. Reset settings back to default to see if this resolves any abnormalities.
  4. Perform a Soft Reset: If the device is unresponsive, try a soft reset by powering off the device and then restarting it, which can often clear minor software glitches.
  5. Update Software: Outdated software can lead to performance issues. Use an internet-connected Wi-Fi network to update your Garmin’s software to the latest version available.
  6. Clear Internal Memory: Over time, your depth finder’s memory can fill up and slow down performance. Back up important data, then clear out unnecessary files to free up space.
  7. Utilize Backup Data: If after resetting you notice lost data, restore from backups if available; regularly backing up your settings and waypoints ensures you won’t lose valuable information permanently.
  8. Check for interference: Nearby electronic devices, including radios or fish finders on other vessels, could interfere with your signal; ensure that there’s no cross-interference affecting your depth finder’s performance.
  9. Factory Reset Specific Models: For persistent problems on models like ECHOMAP™ Plus or STRIKER™ Plus, perform a factory reset as outlined in their specific instruction manuals, which you may download as PDFs from Garmin’s website.
  10. Refer to Manual Tuner Adjustments: If experiencing inconsistent readings or noise, manually adjust the tuner settings as per the model’s instructions for optimizing sonar performance.


Resetting your Garmin depth finder is a straightforward process that can help you resolve common issues. Remembering these steps ensures you’re ready to tackle any glitches quickly.

Always check the model-specific instructions for tailored guidance. Keep this guide handy, and enjoy uninterrupted exploration beneath the waves with your fully functional device. Happy fishing or navigating your aquatic adventures!

FAQs on Resetting Garmin Depth Finder

You can find the reset button in your Garmin depth finder’s settings menu under system or display options.
Yes, you can save your waypoints and other personal data before a reset by backing it up using Garmin software.
Resetting your device will not affect its accuracy; it returns the unit to factory settings but retains its calibration.
Performing a factory reset takes just a few minutes to complete from start to finish.
After resetting, set up your preferences again and verify that all systems are functioning correctly before use.

Gary Burrell

Chief Content Writer and Reviewer at Garmin Fish

Born in 1989, Gary Burrell is an Electrical Engineering graduate from the University of Tennessee. With 20+ years of experience, he has transitioned from engineering roles to becoming the Chief Content Editor. Gary’s unique blend of technical knowledge and editorial expertise has made him an essential figure in content creation, ensuring clarity and accuracy. His journey from an engineer to an editor showcases his adaptability and commitment to continuous learning.

Leave a Comment